/*通用样式表,设定所有页面基础样式*/
* {
	margin: 0;
	padding: 0;
	font-family: "微软雅黑";
}

a{
    text-decoration:none;
}
a:hover{
    text-decoration:none;
    color: red;
}



.div1{
    width: 100vw;
    /*100%的窗口高度*/
    height: 100vh;
    background-image: linear-gradient(To bottom Right,rgba(197, 8, 33, 0.5),rgba(247, 244, 99, 0.5),rgba(5, 201, 109, 0.5));

    position: relative;
}

.index-top {
    height: 39px;
    width: 100vw;
    min-width: 120px;
	background-color: rgba(180, 248, 217, 0.5);
    
}

.leftdown{
    float: left;
    width: 15%;
    height: 35px;

    text-align: center;
    padding-top: 5px;
    
}

.leftdown>img{
    margin-left: -200px;
}

.rightdown {
    float: right;
    width: 15%;
    height: 35px;
    text-align: center;
    padding-top: 10px;
}


